How to Find the Center and the Radius of Circles? (+FREE Worksheet!)
Write the equation of the circle in standard form: \((x- h)^2+( y-k)^2= r^2\), The center of the circle is at \(h,k\), and its radius is \(r\). Find the Center and the Radius of Circles – Example 1: \(x^2+ y^2-4x+3=0\) Solution: \((x- h)^2+( y-k)^2= r^2\) is the circle equation with a radius \(r\), centered at \(h,k\). […]